If you determine that the file is safe and from a legitimate source, you will need dedicated software to open it, as standard operating systems generally do not support .rar extraction by default. You can use trusted, industry-standard utilities such as:
Before doing anything else, upload the file to VirusTotal . This free service will simultaneously run the file against dozens of top antivirus engines to see if it flags as malware or a trojan. dasotyt.rar
The original official utility created specifically for handling the .rar format. If you determine that the file is safe